Question

explain briefly about right hand thumb rule​

Answer 1

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Thumb rules state that if thumb of the right hand points along direction of current, then the remaining curled , fingers of same hand gives the direction of the magnetic field due to the current.

Answer 2

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The right hand rule used to find the direction of magnetic field due to current element.

Right hand rule states that, if the thumb of the right hand is in the direction of the current flow then, the curl fingers show the direction of the magnetic field.